(PhysOrg.com) -- In 1983, Richard Feynman proposed the idea of a machine that could create smaller scale replicas of itself. Today, such a system is still a challenge, but a machine that can produce ...

Pinhole photography is an analog technique that uses a small aperture — a "pinhole" — and a light proof container to capture wonderfully dreamy-looking images. April 26 is Worldwide Pinhole ...

Records of the natural optical phenomenon of the “camera obscura” pinhole image date back as far as 500 B.C.E. Between the 16th and 19th centuries, it was commonly used as a drawing aid. Artists would ...

Researchers have used the centuries-old idea of pinhole imaging to create a high-performance mid-infrared imaging system without lenses. The new camera can capture extremely clear pictures over a ...

You don’t always need a lens to see a picture, you can use a pinhole camera instead. A pinhole camera uses a small hole that allows light to pass through to allow your eye to see an image. This was ...